CN201170754Y - Apparatus for calibrating portable digital-display type automotive suspension clearance bedstand - Google Patents
Apparatus for calibrating portable digital-display type automotive suspension clearance bedstand Download PDFInfo
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- CN201170754Y CN201170754Y CNU2008200714389U CN200820071438U CN201170754Y CN 201170754 Y CN201170754 Y CN 201170754Y CN U2008200714389 U CNU2008200714389 U CN U2008200714389U CN 200820071438 U CN200820071438 U CN 200820071438U CN 201170754 Y CN201170754 Y CN 201170754Y
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Abstract
The utility model discloses a calibrating device of a portable digital-display vehicle suspension gap test bed and aims at providing a calibrating device of the portable digital-display vehicle suspension gap test bed for filling in the blank in the field. The calibrating device comprises a digital instrument (1), an external layer fixture part (2) and an internal layer fixture part (3). The internal layer fixture part (3) is arranged in the external layer fixture part (2). The internal layer fixture part (3) and the external layer fixture part (2) are movably connected. The external layer fixture part (2) is fixed on a foundation. The lower surface of the rectangular frame (13) of the internal layer fixture in the internal layer fixture part (3) is arranged on the upper bed surface of the vehicle suspension gap test bed. The digital instrument (1) is arranged on the outside of the external layer fixture part (2). The interface of the digital instrument (1) and a force sensor (9) arranged in the internal layer fixture part (3) are connected with the interface of a displacement sensor (10). The calibrating device of the portable digital-display vehicle suspension gap test bed is applied to the synchronous detection of the force and the displacement amount of the vehicle suspension gap test bed.
Description
Technical field
The utility model relates to a kind of verifying attachment that is applied to the checkout equipment of automotive field, more particularly, relates to a kind of calibrating installation of portable digital display automotive suspension clearance test stand.
Background technology
So-called suspension gap, just be meant the gap of matching in automobile suspension system and the steering between the parts, as hub bearing pair, stub matching pair, bulb matching pair, independent suspension swing arm hinge, the matching pair gap located such as pull bar, hinge of leaf spring, U-bolts in length and breadth.
The suspension gap must remain on the cruising that could guarantee automobile within certain scope.No matter suspension excesssive gap or insufficient lubrication all can cause the rideability of automobile to descend, and control stability degenerates, and driving is played pendulum, and tire and the accelerated wear test of suspension part turn to insensitive or the like adverse consequences, more can cause traffic hazard in the time of seriously.Therefore middle regulation of national standard " motor vehicle safe operation technical conditions " must strict check and the unreasonable gap of timely eliminating to this.
Automotive suspension clearance test stand is the instrumentation that detects the suspension gap, and inspection car efficient height reduces testing result and influenced by people's subjective factor, has solved the bottleneck problem of hand inspection.The suspension clearance test stand mainly is to measure by power and displacement transducer to the detection in suspension gap, and equipment precision guarantees by sensor.But because this equipment is when practical application, be power and displacement to be passed to wheel on the suspension clearance test stand upper platen by a series of complicated mechanical devices, the just signal at mechanical hook-up topworks top of the power of suspension clearance test stand and displacement sensor, ignored of the influence of intermediate mechanical device transmittance process to precision, therefore the resistance that only at topworks's terminal simulation automotive suspension of mechanical hook-up topworks's terminal is applied could be realized comprehensively correctly examining and determine the suspension clearance test stand.
At present, the device comprehensively examined and determine of still unmatchful automotive suspension clearance test stand.
Summary of the invention
Technical problem to be solved in the utility model is to answer need of production practice, a kind of verifying attachment of automotive suspension clearance test stand is provided, particularly provide a kind of have easy and simple to handle, stable performance, verification result is accurate, the precision height can satisfy national metering, quality supervised department and manufacturer the quality of automotive suspension clearance test stand is carried out on the spot the calibrating installation of the portable digital display automotive suspension clearance test stand of calibrating requirement fast.
Consult Fig. 1 to Fig. 9, for solving the problems of the technologies described above, the utility model adopts following technical scheme to be achieved.The calibrating installation of described portable digital display automotive suspension clearance test stand includes outer holder part and internal layer holder part except that digital instrument.The internal layer holder part is packed within the outer holder part, be to flexibly connect between internal layer holder part and the outer holder part, outer holder part is fixed on the ground, the lower surface of the internal layer anchor clamps rectangular frame in the internal layer holder part is placed on the upper table surface of automotive suspension clearance test stand fixing, outer holder part in back and internal layer holder part are installed are in the surface level, the interface that is installed in force transducer and displacement transducer on the internal layer holder part is that line is connected with the interface of digital instrument.
Outer holder part described in the technical scheme is made up of outer anchor clamps movable jaw, outer anchor clamps rectangular frame, displacement transducer catch and outer anchor clamps stationary jaw.Described outer anchor clamps rectangular frame is by two long limit square tubes and two rectangular frame formula structural members that the minor face square tube is formed by fixedly connecting, one middle part in two minor face square tubes processes a through hole, and be fixed on the end face of two long limit square tube one ends, the axis of through hole should with the vertical line of symmetry conllinear of outer anchor clamps rectangular frame, another root in two minor face square tubes is fixed on the upper surface of square tube other end inboard, two long limits; The long limit of two identical L shaped outer anchor clamps stationary jaws is fixed on the bottom surface of two long limits of outer anchor clamps rectangular frame square tube one end symmetrically, vertical line of symmetry of outer anchor clamps stationary jaw is parallel with the axis of symmetry of the long limit of outer anchor clamps rectangular frame square tube, the minor face of two identical L shaped outer anchor clamps stationary jaws is in the inboard, the lower limb of two identical L shaped outer anchor clamps stationary jaw minor faces is processed with the edge of a knife, and edge of a knife direction should be pointed to the outside of outer anchor clamps rectangular frame; Two identical square ring-shaped outer layer anchor clamps movable jaws are sleeved on two long limit square tube other ends of outer anchor clamps rectangular frame, the lower limb of two identical square ring-shaped outer layer anchor clamps movable jaws is processed with the edge of a knife, the edge of a knife should be positioned at the below of outer anchor clamps rectangular frame, and edge of a knife direction should be pointed to the outside of outer anchor clamps rectangular frame; The displacement transducer catch is fixed on the upper surface of a long limit of outer anchor clamps rectangular frame square tube, and the displacement transducer catch should be perpendicular to the axis of symmetry of the long limit of outer anchor clamps rectangular frame square tube.
Internal layer holder part described in the technical scheme comprises internal layer anchor clamps stationary jaw, force transducer, displacement transducer, displacement transducer adjustment knob, displacement transducer seat, internal layer anchor clamps rectangular frame, lever arm, lever arm position adjustment bolt, internal layer anchor clamps movable jaw, spherical hinge and spherical hinge yoke.Described internal layer anchor clamps rectangular frame is by two long limit square tubes and two rectangular frame formula structural members that the minor face square tube is formed by fixedly connecting, through hole of middle part processing of one in two minor face square tubes, at tapped through hole of the middle part of another root minor face square tube processing, two minor face square tubes are fixed on the middle part of two long limit square tubes, be in simultaneously between two long limit square tubes, the through hole on two minor face square tubes and the axis of tapped through hole answer conllinear and with the axis of symmetry parallel co-planar of two long limit square tubes; Two identical internal layer anchor clamps stationary jaws are fixed on the end face of two long limit square tube one ends of internal layer anchor clamps rectangular frame, two identical internal layer anchor clamps stationary jaw lower ends are processed with the edge of a knife, the edge of a knife should be positioned at the below of internal layer anchor clamps rectangular frame, edge of a knife direction should be pointed to the inboard of internal layer anchor clamps rectangular frame, lever arm is sleeved on the other end of two long limits of internal layer anchor clamps rectangular frame square tube by the square casing at two ends, internal layer anchor clamps movable jaw is fixedlyed connected with the outside of lever arm, internal layer anchor clamps movable jaw lower end is processed with the edge of a knife, the edge of a knife should be positioned at the below of internal layer anchor clamps rectangular frame, edge of a knife direction should be pointed to the inboard of internal layer anchor clamps rectangular frame, the lever arm position is adjusted bolt and is passed the through hole at internal layer anchor clamps movable jaw and lever arm middle part and be threaded with tapped through hole in the internal layer anchor clamps rectangular frame one minor face square tube, another root minor face square tube of one end of force transducer and internal layer anchor clamps rectangular frame is fixedlyed connected or is rotationally connected, the force transducer other end is fixedlyed connected with the outer of spherical hinge, the internal layer of spherical hinge is rotationally connected by bearing pin and spherical hinge yoke, and the long thread spindle that spherical hinge yoke end is had passes behind the through hole at outer anchor clamps rectangular frame minor face square tube middle part fixedly connected; Rectangular displacement transducer seat is fixed on the upper surface of a long limit of internal layer anchor clamps rectangular frame square tube, the screw rod that displacement transducer is adjusted knob is threaded with the threaded hole of displacement transducer seat side, displacement transducer passes through hole on the displacement transducer seat and that the threaded hole side intersects vertically and becomes to be connected movingly, and the contact of displacement transducer end contacts with the displacement transducer catch; Describedly be rotationally connected and be connected or hinge connects and replaces with universal joint by what spherical hinge and spherical hinge yoke were formed.
The beneficial effects of the utility model are:
(1) adopt the steel pipe of square-section to be welded into inside and outside two-layer rectangular jig, its ectomesoderm anchor clamps and outside ground are fixed, and internal layer anchor clamps and automotive suspension clearance test stand upper platen are fixed, and clamp weight is light, requirement on machining accuracy is lower, therefore effectively reduces processing cost.
(2) force transducer is also moved relative to outer anchor clamps rectangular frame with displacement transducer and internal layer anchor clamps rectangular frame are fixing thereupon, this design has realized the synchronous detection to automotive suspension clearance test stand power and displacement, has improved calibrating efficient.
(3) force cell of internal layer holder part is connected with outer jig by spherical hinge and spherical hinge yoke, and this design makes hinge can transmit the power of all directions, and the movement interference of avoiding the force transducer alignment error to cause has reduced installation difficulty.
(4) outer holder part has adopted two two outer anchor clamps movable jaws that are socketed on the rectangular steel pipe, make the anchor clamps movable jaw have auto-lock function by design claw thickness, clamping process can manually be finished, realized the quick-clamping of outer anchor clamps and outside ground, avoided the complicated mechanical clamping structure, save cost, shortened the clamping time.
Description of drawings
The utility model is described in further detail below in conjunction with accompanying drawing
Fig. 1 is that the calibrating installation of portable digital display automotive suspension clearance test stand is seen its axonometric view view in the other direction from facing the xoz plane along the y axle;
Fig. 2 is that the calibrating installation of portable digital display automotive suspension clearance test stand is seen its axonometric view view from facing the yoz plane along x axle positive dirction;
Fig. 3 is that the calibrating installation of portable digital display automotive suspension clearance test stand is seen its axonometric view view in the other direction from facing the yoz plane along the x axle;
Fig. 4 is that outer holder part of the calibrating installation of portable digital display automotive suspension clearance test stand and internal layer holder part are seen its axonometric view view from facing the yoz plane along x axle positive dirction;
Fig. 5 is that the outer holder part of the calibrating installation of portable digital display automotive suspension clearance test stand is seen its axonometric view view in the other direction from facing the yoz plane along the x axle;
Fig. 6 is that the outer holder part of the calibrating installation of portable digital display automotive suspension clearance test stand is seen its axonometric view view from facing the xoy plane along z axle positive dirction;
Fig. 7 is that the calibrating installation internal layer holder part of portable digital display automotive suspension clearance test stand is seen its axonometric view view from facing the yoz plane along x axle positive dirction;
Fig. 8 is that the calibrating installation internal layer holder part of portable digital display automotive suspension clearance test stand is seen its axonometric view view from facing the xoy plane along z axle positive dirction;
Fig. 9 is that the calibrating installation internal layer holder part of portable digital display automotive suspension clearance test stand is seen the axonometric view view of assembly relation between its each parts in the other direction from facing the yoz plane along the x axle;
Among the figure: 1. digital instrument, 2. outer holder part, 3. internal layer holder part, 4. outer anchor clamps movable jaw, 5. outer anchor clamps rectangular frame, 6. displacement transducer catch, 7. outer anchor clamps stationary jaw, 8. internal layer anchor clamps stationary jaw, 9. force transducer, 10. displacement transducer, 11. displacement transducer is adjusted knob, 12. the displacement transducer seat, 13. internal layer anchor clamps rectangular frames, 14. lever arms, 15. bolt is adjusted in the lever arm position, 16. internal layer anchor clamps movable jaw, 17. spherical hinges, 18. spherical hinge yokes.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in further detail:
The utility model is the specialized equipment that automotive suspension clearance test stand is examined and determine.It can side by side detect the side force and the displacement of automotive suspension clearance test stand fast, the precision of calibrating installation described in the utility model is higher than the accuracy of detection of automotive suspension clearance test stand, by serial ports and computer networking, realize calibrating to automotive suspension clearance test stand thereby the data that the data that record and automotive suspension clearance test stand are surveyed are compared.
The utility model adopts the digital intelligent Displaying Meter, have easy and simple to handle, stable performance, measurement result is accurate, characteristics such as precision height.Can be applicable to automotive suspension clearance test stand manufacturer, vehicle maintenance and repair enterprise, colleges and universities, scientific research institutions and country's metering, quality supervised department.
Consult Fig. 1 to Fig. 4, the calibrating installation of portable digital display automotive suspension clearance test stand is by digital instrument 1, and outer holder part 2 is formed with internal layer holder part 3.
Internal layer holder part 3 is packed among the outer holder part 2, be rotationally connected with spherical hinge yoke 18 by force transducer 9, spherical hinge 17 between internal layer holder part 3 and the outer holder part 2, outer holder part 2 is fixed on the ground with outer anchor clamps stationary jaw 7 by outer anchor clamps movable jaw 4.The lower surface of the internal layer anchor clamps rectangular frame 13 in the internal layer holder part 3 is placed on the upper table surface of automotive suspension clearance test stand, and internal layer holder part 3 is fixed on the upper table surface of automotive suspension clearance test stand by internal layer anchor clamps stationary jaw 8 and internal layer anchor clamps movable jaw 16, the outer holder part 2 in back is installed to be in the surface level with internal layer holder part 3, digital instrument 1 is placed on the ground or worktable in the outside of outer holder part 2, and the interface of digital instrument 1 is that line is connected with force transducer 9 on being installed in internal layer holder part 3 with the interface of displacement transducer 10.
Consult Fig. 5 and Fig. 6, outer holder part 2 is by outer anchor clamps movable jaw 4, outer anchor clamps rectangular frame 5, and displacement transducer catch 6, outer anchor clamps stationary jaw 7 is formed.
Outer anchor clamps rectangular frame 5 is by two long limit square tubes and two rectangular frame formula structural members that the minor face square tube adopts the mode of welding to be formed by fixedly connecting, middle part in a minor face square tube processes a through hole, be fixed on the end face of two long limit square tube one ends, also can be fixed between the square tube end, two long limits (in Fig. 5 represented be exactly this situation), the axis of through hole should with outer anchor clamps rectangular frame 5 vertical line of symmetry conllinear, another root in two minor face square tubes is fixed on the upper surface of two long limit square tube other ends, but can not be near the end, leave end one segment distance, one section square tube is stretched out from the lateral surface of another root minor face square tube in the end that promptly will make two long limit square tubes, adjusts longitudinal separation for outer anchor clamps movable jaw 4 when outer holder part 2 is installed and uses.
The mode or the screw retention (near the place that is processed with the minor face square tube of through hole) on the bottom surface of 5 two long limits of outer anchor clamps rectangular frame square tube one end of welding adopted on the long limit of two identical L shaped outer anchor clamps stationary jaws 7 symmetrically, vertical line of symmetry of outer anchor clamps stationary jaw 7 is parallel with the axis of symmetry of outer anchor clamps rectangular frame 5 long limit square tubes, the minor face of two identical L shaped outer anchor clamps stationary jaws 7 is in the inboard, the lower limb of two identical L shaped outer anchor clamps stationary jaw 7 minor faces is processed with the edge of a knife, edge of a knife direction should be pointed to the outside of outer anchor clamps rectangular frame 5, so that be installed with ground.
The lower limb of two identical square ring-shaped outer layer anchor clamps movable jaws 4 is processed with the edge of a knife, be sleeved on two long limit square tube other ends of outer anchor clamps rectangular frame 5, on one section square tube that stretch out from the lateral surface of another root minor face square tube the end that promptly is sleeved on two long limit square tubes, the edge of a knife should be positioned at the below of outer anchor clamps rectangular frame 5, and edge of a knife direction should be pointed to the outside of outer anchor clamps rectangular frame 5.
Consult Fig. 7 to Fig. 9, internal layer holder part 3 is by internal layer anchor clamps stationary jaw 8, force transducer 9, displacement transducer 10, displacement transducer is adjusted knob 11, displacement transducer seat 12, internal layer anchor clamps rectangular frame 13, lever arm 14, bolt 15 is adjusted in the lever arm position, internal layer anchor clamps movable jaw 16, spherical hinge 17, spherical hinge yoke 18 is formed.
Internal layer anchor clamps rectangular frame 13 is by two long limit square tubes and two rectangular frame formula structural members that the minor face square tube adopts the mode of welding to be formed by fixedly connecting, one middle part in two minor face square tubes processes a through hole, middle part in another root minor face square tube processes a tapped through hole, the mode that two minor face square tubes are used welding is fixed on the middle part of two long limit square tubes, be in simultaneously between two long limit square tubes, the axis of processing the tapped through hole on through hole and another root minor face square tube on the back minor face square tube answer conllinear and with the axis of symmetry of two long limit square tubes not only parallel but also coplane.
The lower end of two identical internal layer anchor clamps stationary jaws 8 is processed with the edge of a knife, its mode that is used welding is fixed on the end face of two long limit square tube one ends of internal layer anchor clamps rectangular frame 13, the edge of a knife should be positioned at the below of internal layer anchor clamps rectangular frame 13, edge of a knife direction should be pointed to the inboard of internal layer anchor clamps rectangular frame 13, lever arm 14 is sleeved on the other end of 13 two long limits of internal layer anchor clamps rectangular frame square tube by the square casing at two ends, internal layer anchor clamps movable jaw 16 adopts the mode or the screw retention of welding to be connected with the outside of lever arm 14, the lower end of internal layer anchor clamps movable jaw 16 also is processed with the edge of a knife, the edge of a knife should be positioned at the below of internal layer anchor clamps rectangular frame 13, edge of a knife direction should be pointed to the inboard of internal layer anchor clamps rectangular frame 13, the lever arm position is adjusted bolt 15 and is passed the through hole at internal layer anchor clamps movable jaw 16 and lever arm 14 middle parts and be threaded with tapped through hole in the internal layer anchor clamps rectangular frame 13 1 minor face square tubes, one end of force transducer 9 is screwed with internal layer anchor clamps rectangular frame 13 another root minor face square tubes and is connected, the calibrating installation that this situation is meant portable digital display automotive suspension clearance test stand is in working order the time, outer holder part 2 can adopt when being in the same surface level with internal layer holder part 3 fixed installation back two parts fixedlys connected, deny the person, should adopt and be rotationally connected, as: hinge connects, universal joint connects or overlaps by being rotationally connected that spherical hinge 17 and spherical hinge yoke 18 are formed with one, and the user can select one according to actual conditions.Force transducer 9 other ends are fixedlyed connected with the outer screw thread of spherical hinge 17, the internal layer of spherical hinge 17 is rotationally connected by bearing pin and spherical hinge yoke 18, and the long thread spindle that spherical hinge yoke 18 ends are had adopts screw thread pair fixedly connected after passing the through hole at outer anchor clamps rectangular frame 5 minor face square tubes middle part.
Certainly, at force transducer 9 other end places, that is adopted is rotationally connected and can be connected or hinge connects and replaces with universal joint by what spherical hinge 17 and spherical hinge yoke 18 formed, and just hinge connects and can only rotate in the plane of a direction, can not rotate in any direction in the space.
Rectangular displacement transducer seat 12 is fixed on the upper surface of 13 long limits of internal layer anchor clamps rectangular frame square tube, the axis of the through hole on the displacement transducer seat 12 is parallel with the line of symmetry of long limit square tube, the screw rod that displacement transducer is adjusted knob 11 is threaded with the threaded hole of displacement transducer seat 12 sides, displacement transducer 10 passes through hole on the displacement transducer seat 12 and that the threaded hole side intersects vertically and becomes to be connected movingly, the contact of displacement transducer 10 ends contacts with displacement transducer catch 6, and the sensing of displacement transducer 10 end contacts should be the side that force transducer 9 is installed.
The using method of the calibrating installation of portable digital display automotive suspension clearance test stand:
Adjust the lever arm position and adjust bolt 15, make lever arm 14 and internal layer anchor clamps movable jaw 16 to inboard or outside side shifting, make to have between internal layer anchor clamps stationary jaw 8 and the internal layer anchor clamps movable jaw 16 and enough get the upper platen that the space holds automotive suspension clearance test stand, internal layer anchor clamps rectangular frame 13 lower surfaces are placed on the upper platen of automotive suspension clearance test stand, at first, internal layer anchor clamps stationary jaw 8 is fully contacted with the side of automotive suspension clearance test stand upper platen, then, adjust the lever arm position and adjust bolt 15, lever arm 14 and internal layer anchor clamps movable jaw 16 are moved to the centre, internal layer anchor clamps movable jaw 16 is fully contacted with the another side of automotive suspension clearance test stand upper platen, further bolt 15 is adjusted in rotary moveable arm position again, make internal layer anchor clamps stationary jaw 8 and internal layer anchor clamps movable jaw 16 upper platens, be about to internal layer anchor clamps rectangular frame 13 or or rather internal layer holder part 3 be fixed on the upper platen of automotive suspension clearance test stand from both sides firm grip automotive suspension clearance test stand.
Outer anchor clamps movable jaw 4 is moved to the centre, outer anchor clamps rectangular frame 5 lower surfaces are placed on the ground, and outer anchor clamps stationary jaw 7 is fully contacted with the ground side, mobile laterally outer anchor clamps movable jaw 4 also makes it to contact fully securely with the ground another side, because outer anchor clamps movable jaw 4 thinner thicknesses, if so outer anchor clamps rectangular frame 5 is stressed, outer anchor clamps movable jaw 4 can make between outer anchor clamps rectangular frame 5 and the ground relative motion not take place owing to self-locking action.
The long thread spindle of spherical hinge yoke 18 is fixedlyed connected with outer anchor clamps rectangular frame 5, and the contact, end of displacement transducer 10 is contacted with displacement transducer catch 6, can adjust knob 11 by displacement transducer and adjust displacement transducer 10 axial locations.
Starting automotive suspension clearance test stand makes the testing table upper platen move back and forth along y direction of principal axis (level in vertical plane of symmetry of calibrating installation), because outer holder part 2 is fixedlyed connected with ground, internal layer holder part 3 is fixedlyed connected with the testing table upper platen, therefore can read the power and the displacement of the output of testing table terminal by the high-precision force and the displacement transducer of calibrating installation, power and displacement that itself and automotive suspension clearance test stand record are compared, can examine and determine automotive suspension clearance test stand.
Claims (4)
1. the calibrating installation of a portable digital display automotive suspension clearance test stand, include digital instrument, it is characterized in that the calibrating installation of described portable digital display automotive suspension clearance test stand includes outer holder part (2) and internal layer holder part (3);
Internal layer holder part (3) is packed within the outer holder part (2), be to flexibly connect between internal layer holder part (3) and the outer holder part (2), outer holder part (2) is fixed on the ground, the lower surface of the internal layer anchor clamps rectangular frame (13) in the internal layer holder part (3) is placed on the upper table surface of automotive suspension clearance test stand fixing, the outer holder part in back (2) is installed is in the surface level with internal layer holder part (3), the interface that is installed in force transducer (9) and displacement transducer (10) on the internal layer holder part (3) is that line is connected with the interface of digital instrument (1).
2. according to the calibrating installation of the described portable digital display automotive suspension clearance test stand of claim 1, it is characterized in that described outer holder part (2) is made up of with outer anchor clamps stationary jaw (7) outer anchor clamps movable jaw (4), outer anchor clamps rectangular frame (5), displacement transducer catch (6);
Described outer anchor clamps rectangular frame (5) is by two long limit square tubes and two rectangular frame formula structural members that the minor face square tube is formed by fixedly connecting, one middle part in two minor face square tubes processes a through hole, and be fixed on the end face of two long limit square tube one ends, the axis of through hole should with the vertical line of symmetry conllinear of outer anchor clamps rectangular frame (5), another root in two minor face square tubes is fixed on the upper surface of square tube other end inboard, two long limits;
The long limit of two identical L shaped outer anchor clamps stationary jaws (7) is fixed on the bottom surface of (5) two long limits of outer anchor clamps rectangular frame square tube one end symmetrically, vertical line of symmetry of outer anchor clamps stationary jaws (7) is parallel with the axis of symmetry of the long limit of outer anchor clamps rectangular frame (5) square tube, the minor face of two identical L shaped outer anchor clamps stationary jaws (7) is in the inboard, the lower limb of two identical L shaped outer anchor clamps stationary jaw (7) minor faces is processed with the edge of a knife, and edge of a knife direction should be pointed to the outside of outer anchor clamps rectangular frame (5);
Two identical square ring-shaped outer layer anchor clamps movable jaws (4) are sleeved on two long limit square tube other ends of outer anchor clamps rectangular frame (5), the lower limb of two identical square ring-shaped outer layer anchor clamps movable jaws (4) is processed with the edge of a knife, the edge of a knife should be positioned at the below of outer anchor clamps rectangular frame (5), and edge of a knife direction should be pointed to the outside of outer anchor clamps rectangular frame (5);
Displacement transducer catch (6) is fixed on the upper surface of (5) long limit square tubes of outer anchor clamps rectangular frame, and displacement transducer catch (6) should be perpendicular to the axis of symmetry of the long limit of outer anchor clamps rectangular frame (5) square tube.
3. according to the calibrating installation of the described portable digital display automotive suspension clearance test stand of claim 1, it is characterized in that described internal layer holder part (3) comprises internal layer anchor clamps stationary jaw (8), force transducer (9), displacement transducer (10), displacement transducer adjustment knob (11), displacement transducer seat (12), internal layer anchor clamps rectangular frame (13), lever arm (14), lever arm position adjustment bolt (15), internal layer anchor clamps movable jaw (16), spherical hinge (17) and spherical hinge yoke (18);
Described internal layer anchor clamps rectangular frame (13) is by two long limit square tubes and two rectangular frame formula structural members that the minor face square tube is formed by fixedly connecting, through hole of middle part processing of one in two minor face square tubes, at tapped through hole of the middle part of another root minor face square tube processing, two minor face square tubes are fixed on the middle part of two long limit square tubes, be in simultaneously between two long limit square tubes, the through hole on two minor face square tubes and the axis of tapped through hole answer conllinear and with the axis of symmetry parallel co-planar of two long limit square tubes;
Two identical internal layer anchor clamps stationary jaws (8) are fixed on the end face of two long limit square tube one ends of internal layer anchor clamps rectangular frame (13), two identical internal layer anchor clamps stationary jaw (8) lower ends are processed with the edge of a knife, the edge of a knife should be positioned at the below of internal layer anchor clamps rectangular frame (13), edge of a knife direction should be pointed to the inboard of internal layer anchor clamps rectangular frame (13), lever arm (14) is sleeved on the other end of (13) two long limit square tubes of internal layer anchor clamps rectangular frame by the square casing at two ends, internal layer anchor clamps movable jaw (16) is fixedlyed connected with the outside of lever arm (14), internal layer anchor clamps movable jaw (16) lower end is processed with the edge of a knife, the edge of a knife should be positioned at the below of internal layer anchor clamps rectangular frame (13), edge of a knife direction should be pointed to the inboard of internal layer anchor clamps rectangular frame (13), the lever arm position is adjusted the through hole that bolt (15) passes in the middle part of internal layer anchor clamps movable jaw (16) and the lever arm (14) and is threaded with tapped through hole in internal layer anchor clamps rectangular frame (13) the one minor face square tubes, another root minor face square tube of one end of force transducer (9) and internal layer anchor clamps rectangular frame (13) is fixedlyed connected or is rotationally connected, force transducer (9) other end is fixedlyed connected with the outer of spherical hinge (17), the internal layer of spherical hinge (17) is rotationally connected by bearing pin and spherical hinge yoke (18), and spherical hinge yoke (18) the long thread spindle that the end had passes behind the through hole at outer anchor clamps rectangular frame (5) minor face square tube middle part fixedly connected;
Rectangular displacement transducer seat (12) is fixed on the upper surface of (13) long limit square tubes of internal layer anchor clamps rectangular frame, the screw rod that displacement transducer is adjusted knob (11) is threaded with the threaded hole of displacement transducer seat (12) side, the through hole with the threaded hole of side intersects vertically that displacement transducer (10) passes on the displacement transducer seat (12) becomes to be connected movingly, and the contact of displacement transducer (10) end contacts with displacement transducer catch (6).
4. according to the calibrating installation of the described portable digital display automotive suspension clearance test stand of claim 3, it is characterized in that describedly being rotationally connected and being connected or hinge connects and replaces with universal joint by what spherical hinge (17) and spherical hinge yoke (18) were formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200714389U CN201170754Y (en) | 2008-03-03 | 2008-03-03 | Apparatus for calibrating portable digital-display type automotive suspension clearance bedstand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200714389U CN201170754Y (en) | 2008-03-03 | 2008-03-03 | Apparatus for calibrating portable digital-display type automotive suspension clearance bedstand |
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| Publication Number | Publication Date |
|---|---|
| CN201170754Y true CN201170754Y (en) | 2008-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200714389U Expired - Fee Related CN201170754Y (en) | 2008-03-03 | 2008-03-03 | Apparatus for calibrating portable digital-display type automotive suspension clearance bedstand |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110356472A (en) * | 2019-07-12 | 2019-10-22 | 辽宁龙马安泰网络技术有限责任公司 | The method for providing steering force detection steering system clearance angle |
-
2008
- 2008-03-03 CN CNU2008200714389U patent/CN201170754Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110356472A (en) * | 2019-07-12 | 2019-10-22 | 辽宁龙马安泰网络技术有限责任公司 | The method for providing steering force detection steering system clearance angle |
| CN110356472B (en) * | 2019-07-12 | 2021-11-26 | 辽宁龙马安泰网络技术有限责任公司 | Method for detecting steering system clearance angle by specified steering force |
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Granted publication date: 20081224 Termination date: 20110303 |